APA Citation

Bitto, A., Gray, R. H., Simpson, J. L., Queenan, J. T., Kambic, R. T., Perez, A., . . . Jennings, V. (1997). Adverse outcomes of planned and unplanned pregnancies among users of natural family planning: A prospective study.

Citação norma Chicago

Bitto, A., et al. Adverse Outcomes of Planned and Unplanned Pregnancies Among Users of Natural Family Planning: A Prospective Study. 1997.

MLA Citation

Bitto, A., et al. Adverse Outcomes of Planned and Unplanned Pregnancies Among Users of Natural Family Planning: A Prospective Study. 1997.

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